【转载】python 图片转字符
$ sudo apt-get install Python-pip python-dev build-essential
#coding=utf-8
#灰度值公式：灰度值 ＝ 0.2126 * r + 0.7152 * g + 0.0722 * bfrom PIL import Image
import argparse#获取参数
IMG = '/home/xuhang/桌面/new/python小程序/画转字符/1.png'
WIDTH = 80
HEIGHT = 60
OUTPUT = '/home/xuhang/桌面/new/python小程序/画转字符/p2c.txt'
#所用的字符
ascii_char = list("$@B%8&WM#*oahkbdpqwmZO0QLCJUYXzcvunxrjft/\|()1{}[]?-_+~<>i!lI;:,\"^`'. ")# 将256灰度映射到70个字符上
def get_char(r,b,g,alpha = 256):if alpha == 0:return ' 'length = len(ascii_char)gray = int(0.2126 * r + 0.7152 * g + 0.0722 * b)unit = (256.0 + 1)/lengthreturn ascii_char[int(gray/unit)]if __name__ == '__main__':im = Image.open(IMG)im = im.resize((WIDTH,HEIGHT), Image.NEAREST)txt = ""for i in range(HEIGHT):for j in range(WIDTH):txt += get_char(*im.getpixel((j,i)))txt += '\n'print txt# 字符画输出到文件if OUTPUT:with open(OUTPUT,'w') as f:f.write(txt)else:with open("output.txt",'w') as f:f.write(txt)- 1
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结果
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